Matthew Spiewak, DO
NPI 1417908583 · Family Medicine Physician · Elmhurst, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Spiewak, DO is a Family Medicine Physician provider in Elmhurst, IL (NPI 1417908583).
Provider details
- NPI number
- 1417908583
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 036099361 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,322 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Blood Test, Clotting Time85610 | 792 | $4 |
| Anticoagulant Management of Patient Taking Warfarin93793 | 789 | $12 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 324 | $136 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 148 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 138 | $96 |
| Hemoglobin A1c Level83036 | 40 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 256 | 79 |
| Amlodipine Besylate | 204 | 61 |
| Lisinopril | 188 | 51 |
| Levothyroxine Sodium | 173 | 43 |
| Rosuvastatin Calcium | 170 | 57 |
| Metformin Hcl | 166 | 53 |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-13
- Last updated
- 2021-05-04
- Certified
- 2021-05-04
Frequently asked questions
- What is Matthew Spiewak's NPI number?
- Matthew Spiewak's National Provider Identifier (NPI) is 1417908583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Spiewak's specialty?
- Matthew Spiewak is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Spiewak located?
- Matthew Spiewak's practice location on file with NPPES is 172 E Schiller St, Elmhurst, IL 60126-2816.
- What is Matthew Spiewak's phone number?
- The practice phone number listed in the NPPES registry for Matthew Spiewak is (331) 221-9001.
- Does Matthew Spiewak accept Medicare?
- Matthew Spiewak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Spiewak's NPI active?
- Yes — Matthew Spiewak's NPI (1417908583) is active in the NPPES registry as of the last update on 2021-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.